Detention River Entrance Weather Forecast
- 10
- 20
Showers increasing. Windy
- 6
- 14
Morning shower or two
- 1
- 15
Partly cloudy
- 4
- 16
Mostly sunny
- 6
- 16
Cloudy
- 10
- 20
Shower or two
- 9
- 17
Shower or two
Today 20 Sep North West Coast
Becoming cloudy. Very high chance of showers in the west, medium chance elsewhere. Possible small hail in the west later tonight. Damaging winds possible about higher ground. Winds northwest to northeasterly 15 to 25 km/h tending north to northwesterly 25 to 40 km/h in the morning then increasing to 45 km/h before turning west to southwesterly 25 to 40 km/h during the afternoon and evening. Daytime maximum temperatures around 20.
Central North Coastal Waters
Stanley to Flinders Island- Wind
- Northwesterly 15 to 20 knots increasing to 20 to 30 knots in the morning then turning westerly 25 to 30 knots in the late afternoon.
- Seas
- Around 1 metre, increasing to 1 to 2 metres during the morning, then increasing to 2 to 3 metres around midday.
- 1st Swell
- Westerly around 1 metre, increasing to 1.5 to 2 metres later in the evening.
- Weather
- Mostly sunny.
- Weather Situation
- Warm northwesterly winds expected ahead of a cold front crossing the state this evening. The flow will tend colder southwesterly on Monday morning, with a high to establish over the Bight later Monday. This high is expected to move to the north of Tasmania on Tuesday morning and lie over the northern Tasman Sea during Wednesday.
Detention River Entrance Temperature Statistics View More
September Temperature
Burnie Airport (27km)
Lowest 11 September, 2026
0 °CAverage September
10.6 °CHighest 11 September, 2026
20.5 °C
Climate (2021–2026)
Burnie Airport (27km)
Average Low 2021–2026
7.8 °CAverage 2021–2026
12.6 °CAverage High 2021–2026
17.7 °C